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题解：做的时候没想到！！！10和50都是5的倍数，所以都转换成5的个数。这思想很6啊！ 阅读全文
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«Next please», — the princess called and cast an estimating glance at the next groom. The princess intends to choose the most worthy groom, this is, t 阅读全文
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As Gerald sets the table, Alexander sends the greeting cards, and Sergey and his twins create an army of clone snowmen, Gennady writes a New Year cont 阅读全文
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As meticulous Gerald sets the table and caring Alexander sends the postcards, Sergey makes snowmen. Each showman should consist of three snowballs: a 阅读全文
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很多学校流行一种比较的习惯。老师们很喜欢询问，从某某到某某当中，分数最高的是多少。 这让很多学生很反感。 不管你喜不喜欢，现在需要你做的是，就是按照老师的要求，写一个程序，模拟老师的询问。当然，老师有时候需要更新某位同学的成绩。 Input本题目包含多组测试，请处理到文件结束。 在每个测试的第一行， 阅读全文
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A. Nearest Minimums You are given an array of n integer numbers a0, a1, ..., an - 1. Find the distance between two closest (nearest) minimums in it. I 阅读全文
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If a number is palindrome and length of its decimal representation without leading zeros is even, we call it a zcy number. A number is palindrome mean 阅读全文
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Conflicts are everywhere in the world, from the young to the elderly, from families to countries. Conflicts cause quarrels, fights or even wars. How w 阅读全文
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Yesterday, my teacher taught me about bit operators: and (&), or (|), xor (^). I generated a number table a[N], and wrote a program to calculate the m 阅读全文
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You are given a sequence of n integers a1, a2, ..., an. Determine a real number x such that the weakness of the sequence a1 - x, a2 - x, ..., an - x i 阅读全文